RT Report T1 Sustainable, resource efficient cities making it happen! A1 United Nations Environment Programme, PB United Nations Environment Programme SN 978-92-807-3270-2 YR 2012 FD 2012 LK https://wedocs.unep.org/handle/20.500.11822/8111 UL https://wedocs.unep.org/handle/20.500.11822/8111 NO This publication aims to formulate a broader framework of integration which is required for cities to transition to sustainable, resource efficient development and to realise green urban economic growth trajectories that are equitable and sustainable. It frames the question of urban sustainability in a conceptual foundation and language that places human development objectives at the heart of urban sustainability transitions. It presents a set of policy positions and recommendations within a strategic framework that is derived from this understanding. DS UN Environment Document Repository RD Sep 20, 2026